Services in Southern California for over 53 years
Lan & Song CPAs is to provide professional services that exceed your expectations, that are timely, high-quality, personalized, and directed at improving your bottom-line results. Quality and value-added solutions from your accounting firm are essential steps toward success in today’s marketplace. You can depend on Lan & Song CPAs to deliver exceptional client service on each engagement. We go beyond traditional services to provide proactive solutions and the highest level of service and experience in audit and assurance, business advisory services, and tax and accounting.
We are proud to announce our 53rd anniversary in 2026! Since 1973 we’ve served the community as a full-service certified public accounting and business advisory firm. We have grown to be one of the most respected public accounting firms in Southern California and the surrounding region.
Tax
In today’s complex tax environment, superior tax accountants and services provide clients with knowledgeable guidance through a web of changing tax laws and regulations. At Lan & Song CPAs, we believe that the best tax strategy is achieved through year-long planning alongside your tax adviser.
Advisory
Whether a company is public, private or a nonprofit organization, key personnel with responsibility over finance and operations are often faced with challenges to help their operations become more efficient and profitable, while complying with applicable laws and regulations. Lan & Song CPAs can assist busy executives with these challenges and opportunities to promote increased efficiency, effectiveness and profitability.
